If moving half a million books wasn’t impressive enough, the owners want to set a Guinness world record by constructing the world’s largest tower of Guinness World Record books.

There’s already a record for the tallest stack of books (144,000 volumes), the fastest time a team can stack 20 Guinness World Record books (16.02 seconds), and the tallest stack of Guinness World Record books built by a team in one minute (1.97 m).